[PATCH v2 1/3] dt-bindings: thermal: sophgo,cv180x-thermal: Add Sophgo CV180x thermal

From: Haylen Chu
Date: Tue Jun 04 2024 - 08:56:42 EST


Add devicetree binding documentation for thermal sensors integrated in
Sophgo CV180X SoCs.

Signed-off-by: Haylen Chu <heylenay@xxxxxxxxxxx>
---
.../thermal/sophgo,cv180x-thermal.yaml | 82 +++++++++++++++++++
1 file changed, 82 insertions(+)
create mode 100644 Documentation/devicetree/bindings/thermal/sophgo,cv180x-thermal.yaml

diff --git a/Documentation/devicetree/bindings/thermal/sophgo,cv180x-thermal.yaml b/Documentation/devicetree/bindings/thermal/sophgo,cv180x-thermal.yaml
new file mode 100644
index 000000000000..1c3a6f74ff1d
--- /dev/null
+++ b/Documentation/devicetree/bindings/thermal/sophgo,cv180x-thermal.yaml
@@ -0,0 +1,82 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/thermal/sophgo,cv180x-thermal.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Sophgo CV180x on-SoC Thermal Sensor
+
+maintainers:
+ - Haylen Chu <heylenay@xxxxxxxxxxx>
+
+description: Binding for Sophgo CV180x on-SoC thermal sensor
+
+properties:
+ compatible:
+ enum:
+ - sophgo,cv1800-thermal
+ - sophgo,cv180x-thermal
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ description: The thermal sensor clock
+
+ clock-names:
+ const: clk_tempsen
+
+ accumulation-period:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description: Accumulation period for a sample
+ oneOf:
+ - const: 0
+ description: 512 ticks
+ - const: 1
+ description: 1024 ticks
+ - const: 2
+ description: 2048 ticks
+ - const: 3
+ description: 4096 ticks
+ default: 2
+
+ chop-period:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description: ADC chop period
+ oneOf:
+ - const: 0
+ description: 128 ticks
+ - const: 1
+ description: 256 ticks
+ - const: 2
+ description: 512 ticks
+ - const: 3
+ description: 1024 ticks
+ default: 3
+
+ sample-cycle-us:
+ description: Period between samples
+ default: 1000000
+
+ '#thermal-sensor-cells':
+ const: 0
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - clock-names
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/sophgo,cv1800.h>
+ thermal-sensor@30e0000 {
+ compatible = "sophgo,cv180x-thermal";
+ reg = <0x30e0000 0x100>;
+ clocks = <&clk CLK_TEMPSEN>;
+ clock-names = "clk_tempsen";
+ #thermal-sensor-cells = <0>;
+ };
+...
--
2.45.2